Computer Graphics is an art of drawing pictures, lines, charts etc., on computer screen by using programming language.
In Computer Graphics objects are presented as a collection of discrete picture elements i.e. pixels. Pixel is the smallest screen element.
The user can edit graphic object with keyboard, mouse and touch sensitive panel on the screen.
Graphic devices = I/P devices + Display devices
➤ Advantages of Computer Graphics
- High quality graphics display on PC.
- Provides tools to produce the picture.
- Produce animations
- Using motion dynamics tools, user can make object stationary and the viewer moving around them.
- Using update dynamic tool, it is possible to change the shape, color and other properties of the object.
➤ Applications of Computer Graphics
- Graphical User Interface
- Educational Software
- Multimedia
- Biology labs
- Education and Training
- Visualization
- Computer Generated Maps
- Computer Art
- Printing Technologies
- Architect
- Presentation Graphics
- Entertainment
➤ Types of Computer Graphics
- Non Interactive Graphics
- Interactive Graphics
- Non Interactive Graphics: It a Computer Graphics in which the user does not have any kind of control over the image. Eg: Screen saver
- Interactive Graphics: It involves a two way communication between Computer and User.
➤ Basic components of Interactive Graphic System
- Input
- Processing
- Display/Output
Tags:
computer graphics